Emma Shipley¹, Penny Vlahos², Rohana Chandrajith³, Prasanna Wijerathna⁴ and Sachintha Senarathne⁴, (1)University of Connecticut - Avery Point Campus, Groton, CT, United States, (2)University of Connecticut, Marine Sciences, Groton, CT, United States, (3)University of Peradeniya, Sri Lanka, Department of Geology, Peradeniya, Sri Lanka, (4)University of Peradeniya, Peradeniya, Sri Lanka